common side effects include nausea, trouble sleeping and unusual dreams. with chantix and with the support system it worked. it worked for me. [ male announcer ] ask your doctor if chantix is right for you. >>> former president george h.w. bush is in intensive care after he suffered a series of setbacks, including a stubborn fever. he's been in the hospital since november 23rd when admitted for a cough related to bronchitis. the spokesman says former president bush is alert and doctors are doing everything they can. >> they're optimistic the current course of treatment will be effective, so -- but the president is -- he's -- they don't put you in the icu because things are going well. we're hoping the medicines and treatments turn things around. >> former president obama is 88 years old. david lee miller with the news. what more do we know about the condition? >> a few moments ago i received a email from the family spokesman and he said, quote, one point we would like to make clear is president and mrs. bush share cautious optimistic the treatment will be